Physics, 01.11.2020 21:00 sar1380

A 170 g ball is tied to a string. It is pulled to an angle of 4.40° and released to swing as a pendulum. A student with a stopwatch finds that 12 oscillations take 9.00 s. How long is the string? Express your answer in centimeters (cm).

Answers: 1

Show answers

Other questions on the subject: Physics

Physics, 22.06.2019 10:30, nefox8408

Astone weighing 1.5 kilograms is resting on a rock at a height of 20 meters above the ground. the stone rolls down 10 meters and comes to rest on a patch of moss. the gravitational potential energy of the stone on the moss is joules.

Answers: 1

continue

Physics, 22.06.2019 12:20, ginachuquiano450

Aball with a mass of 275 g is dropped from rest, hits the floor and rebounds upward. if the ball hits the floor with a speed of 2.40 m/s and rebounds with a speed of 1.70 m/s, determine the following. (a) magnitude of the change in the ball's momentum (let up be in the positive direction.)

Answers: 1

continue

Physics, 22.06.2019 14:00, 6224968918

Select for each of the following statements whether it is correct or incorrect. (a) in an isothermal expansion of an ideal gas. (b) the temperature remains constant. (b) the pressure remains constant. (c) there is work done by the gas. (d) there is heat added to the gas. (e) the change in internal energy equals zero.

Answers: 1

continue

Physics, 22.06.2019 17:40, kimberly01262016

The weights of bags filled by a machine are normally distributed with a standard deviation of 0.05 kilograms and a mean that can be set by the operator. at what level should the mean weight be set if it required that only 1% of the bags weigh less than 9.5 kilograms? round the answer to 2 decimal places.

Answers: 1

continue

You know the right answer?

A 170 g ball is tied to a string. It is pulled to an angle of 4.40° and released to swing as a pendu...